TDK RF Products for Wireless LAN
for 2.4GHz
Low Pass Filter
Start Freq. Stop Freq. Ins. Loss
MHz
MHz
dB (MAX) MHz
2400
2500
0.35
4800
2400
2500
0.42
4800
Sample Available
Under Developing
Atenuation (MIN.)
dB
MHz
dB
MHz
27
5000
27
7200
25
5000
25
7200
dB
15
18
6/5/2003
Size
Part No.
mm (typ.)
1.6x0.8x0.8
DEA162500LT-1207A2
1.6x0.8x0.6
DEA162500LT-1212A1
Jun. / 2003 Ver.3
MULTILAYER LOW PASS FILTER
P/N:
DEA162500LT-1207
A2
For 2.4GHz W-LAN
MECHANICAL DIMENSIONS
1.60±0.15
0.8±0.1
(2)
(1)
0.15 min.
MARK
(4)
(3)
0.8±0.1
0.2±0.1
0.2±0.1
(1)
(2)
(3)
(4)
IN(OUT)
GND
OUT(IN)
GND
0.2 min.
0.5±0.1
0.2 min.
Unit : mm
ELECTRICAL CHARACTERISTICS
Parameter
Insertion Loss
(at 25 °C)
Insertion Loss
(-40 ~ +85 °C)
Return Loss
Attenuation (2fo)
Attenuation (3fo)
Freqency
(GHz)
2.4-2.5
2.4-2.5
2.4-2.5
4.8-5.0
7.2-7.5
Specification
Min.
-
-
11.0
27.0
15.0
Max.
0.35
0.45
-
-
-
Typical
Value
UNIT
dB
dB
dB
dB
dB
0.25
-
14
32
18
TEMPERATURE RANGE
Storage Temperature
Operating Temperature
-40 ~ +85 °C
-40 ~ +85 °C
Note: This document is PRELIMINARY. All specifications are subject to change and are not guaranteed.
Jun. / 2003 Ver.3
FREQUENCY RESPONSE
DEA162500LT-1207A2
S11
POLA
REF 1.0 U
Sample Data
SCALE 1.0U FS
S21
0.0
07/Mar/2003
TDK Corporation
Log MAG
REF 0.0dB
SCALE 0.2dB/
.
MARKER 1
2400 MHz
-0.21 dB
MARKER 2
2500 MHz
-0.19 dB
MARKER 3
MHz
dB
MARKER 4
MHz
dB
MARKER 5
MHz
dB
MARKER 6
MHz
dB
2500
3000
3500
4000
VSWR
1
0.8
0.6
0.4
0.2
0
jV
MARKER 1
2400 MHz
1.44
MARKER 2
2500 MHz
1.37
MARKER 3
MHz
-0.2
1
-0.4
-0.6
-0.8
-1.0
2
INSERTION LOSS
U
0
1
MARKER 4
MHz
-1.2
-1.4
-1
-0.2
-0.4
-0.6
-0.8
-1
MARKER 5
MHz
-1.6
-1.8
MARKER 6
MHz
-2.0
2000
S12
0
Log MAG
REF 0.0dB
SCALE 10.0dB/
MARKER 1
4800 MHz
-42.4 dB
MARKER 2
5000 MHz
-29.5 dB
5
4
6
S22
10
Log MAG
REF 0.0dB
SCALE 10.0dB/
MARKER 1
2400 MHz
-14.7 dB
MARKER 2
2500 MHz
-16.0 dB
MARKER 3
MHz
dB
MARKER 4
MHz
dB
MARKER 5
MHz
dB
MARKER 6
MHz
dB
ATTENUATION
-10
RETURN LOSS
0
-20
-10
-30
MARKER 3
7200 MHz
-19.9 dB
MARKER 4
7500 MHz
-20.3 dB
1
-20
2
-40
-30
3
-50
MARKER 5
MHz
dB
MARKER 6
MHz
dB
-40
-60
2000
3000
4000
5000
6000
7000
8000
-50
2000
3000
4000
5000
6000
7000
8000
RECOMMENDED PCB PATTERN
0.6
50 o hm Im ped an ce m i cro-strip li ne.
(0.4m m thickness gla ss-epoxy substrate)
0.5
IN/O
UT
0.5
G
ND
0.4
0.5
G
ND
0.3
0.6
0.3
0.5
0.8
1.0
O /IN
UT
1.0
0.3 through-hole
GN D
prod ucts
OU T/IN
Solder R es is t
[ U nit : m m ]
Note: This document is PRELIMINARY. All specifications are subject to change and are not guaranteed.
Jun. / 2003
Ver.2
MULTILAYER LOW PASS FILTER
P/N:
DEA162500LT-1212A1
For 2.4GHz W-LAN
MECHANICAL DIMENSIONS
1.60± 0.10
0.60± 0.10
3
2
1
0.80± 0.10
2-Input Terminal
5-Output Terminal
1,3,4,6-Ground Terminal
4
5
6
0.10±0.10
0.30± 0.10
Unit: mm
0.55 ± 0.10
ELECTRICAL CHARACTERISTICS
No. Parameter
1
2
3
4
Insertion Loss
Return Loss
Attenuation
Attenuation
Freqency
(MHz)
2400-2500
2400-2500
4800-5000
7200-7500
Specification
Min.
-
14.0
25.0
18.0
Max.
0.42
-
-
-
dB
dB
dB
dB
UNIT
TEMPERATURE RANGE
Storage Temperature
Operating Temperature
-40 ~ +85 °C
-40 ~ +85 °C
Note: This document is PRELIMINARY. All specifications are subject to change and are not guaranteed.
0.15 ± 0.10
Jun. / 2003
Ver.2
FREQUENCY RESPONSE
DEA162500LT-1212A1
S11
POLA
REF 1.0 U
1
jV
0.8
0.6
0.4
0.2
0
-1
-0.2
-0.4
-0.6
-0.8
-1
0
28-Feb-03
SCALE 1.0U FS
S21
0.0
Log MAG
1 2
REF 0.0dB
SCALE 0.5dB/
.
MARKER 1
2400 MHz
-0.213 dB
MARKER 2
2500 MHz
-0.210 dB
MARKER 3
MHz
dB
VSWR
MARKER 1
2400 MHz
0.093
MARKER 2
2500 MHz
0.053
MARKER 3
MHz
INSERTION LOSS
-0.5
-1.0
-1.5
U
1
MARKER 4
MHz
-2.0
MARKER 4
MHz
dB
MARKER 5
MHz
dB
MARKER 6
MHz
dB
3000
4000
5000
6000
7000
8000
MARKER 5
MHz
-2.5
MARKER 6
MHz
-3.0
2000
S12
0
Log MAG
REF 0.0dB
SCALE 10.0dB/
S22
MARKER 1
4800 MHz
-35.6 dB
MARKER 2
5000 MHz
-40.8 dB
MARKER 3
7200 MHz
-22.9 dB
3
4
50
Log MAG
REF 0.0dB
SCALE 10.0dB/
MARKER 1
2400 MHz
-20.4 dB
MARKER 2
2500 MHz
-25.5 dB
MARKER 3
MHz
dB
MARKER 4
MHz
dB
ATTENUATION
-5
-10
-15
-20
-25
-30
-35
-40
2
-45
-50
2000
RETURN LOSS
40
30
20
10
0
MARKER 4
7500 MHz
-23.2 dB
1
-10
-20
MARKER 5
MHz
dB
MARKER 6
MHz
dB
1
2
-30
-40
-50
2000
MARKER 5
MHz
dB
MARKER 6
MHz
dB
3000
4000
5000
6000
7000
8000
3000
4000
5000
6000
7000
8000
RECOMMENDED PCB PATTERN
1.00
4-0.3dia THRU-HOLE
0.25
0.65
0.35
0.25
2.60
0.30
0.70
Unit:mm
Land
Solder Resist
0.025
No Pattern and Solder Resist
Through Hole
Line width be designed to mach 50ohm characteristic impedance depending on PCB material
and thickness.
Note: This document is PRELIMINARY. All specifications are subject to change and are not guaranteed.
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